package com.designModel.observer;

public class Client
{
	Client(){};
	
	public static void main(String[] args)
	{
		ConcreteSubject subject = new ConcreteSubject();
		
		ConcreteObserver o1= new ConcreteObserver();
		ConcreteObserver o2= new ConcreteObserver();
		ConcreteObserver o3= new ConcreteObserver();
		
		subject.attach(o1);
		subject.attach(o2);
		subject.attach(o3);
		
		subject.a();
	}
}
